var tbkey='3bd533fff00e622d4d8fa01acca3e2c2'; function showTBURL(element_id) { var element = document.getElementById(element_id); element.innerHTML = 'https://ted.nu/pivot/tb.php?tb_id=27&key=' + tbkey; } function showTBURLgen(element_id, tburl_gen) { var element = document.getElementById(element_id); element.innerHTML = tburl_gen; }